Shawver Laura Form 3 Silverback Therapeutics / Laura Shawver ownership change

SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person^*

Shawver Laura

(Last) (First) (Middle)

C/O SILVERBACK THERAPEUTICS, INC.

500 FAIRVIEW AVENUE N, SUITE 600

(Street)

SEATTLE WA 98109

(City) (State) (Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
12/03/2020

3. Issuer Name and Ticker or Trading Symbol
Silverback Therapeutics, Inc. [ SBTX ]

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director	10% Owner
X	Officer (give title below)	Other (specify below)
Chief Executive Officer

5. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock	79,213	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Stock option (right to buy)	(1)	04/28/2030	Common Stock	481,737	1.27	D
Stock option (right to buy)	(2)	04/28/2030	Common Stock	67,615	1.27	D
Stock option (right to buy)	(3)	04/28/2030	Common Stock	152,238	1.27	D
Stock option (right to buy)	(4)	09/30/2030	Common Stock	222,192	6.65	D

Explanation of Responses:

1. 25% of the shares shall vest on April 16, 2021 and the remaining shares shall vest in 36 equal monthly installments thereafter.

2. The shares shall vest in 48 equal monthly installments beginning on August 1, 2020.

3. The shares shall vest in 48 equal monthly installments beginning on October 18, 2020.

4. The shares shall vest in 48 equal monthly installments beginning on October 22, 2020.

Remarks:

	/s/ Jeffrey C. Pepe, Attorney-in-Fact	12/03/2020
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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